Announcement: Vitamin B2 does more than boost energy: it recycles antioxidants and shapes the gut microbiome

Last updated: 08/08/2026 21:30

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Riboflavin (vitamin B2) recycles glutathione, stabilises the MTHFR enzyme, and supports mitochondrial function—effects that may be impaired when intake falls short, even before clinical deficiency. A single serving of beef liver provides 220% of the RDA, while subclinical insufficiency may compromise antioxidant defence and gut microbiota composition. — Photo by Phạm Hải on Unsplash (Unsplash License)

1 min read|51 words

Vitamin B2 isn't just for energy—it recycles glutathione (your master antioxidant), stabilises MTHFR, and fuels mitochondrial ATP production. One serving of beef liver covers 220% of the RDA. Subclinical B2 gaps quietly impair antioxidant defence & gut butyrate-producing bacteria before deficiency symptoms appear. 🧬

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GMJ Brief · Announcement

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ByProf. Giorgi Pkhakadze

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Prof. Giorgi Pkhakadze, MD, MPH, PhD, is Editor-in-Chief of the Georgian Medical Journal and Chair of the Public Health Institute of Georgia (PHIG). He is Professor and Head of the Department of Social and Behavioural Sciences at David Tvildiani Medical University, and Secretary/Treasurer of the UEMS Section of Public Health. ORCID: 0000-0001-7609-4515.